CN207922215U - A kind of double mixing flat flame formula burner of gas-air - Google Patents

A kind of double mixing flat flame formula burner of gas-air Download PDF

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Publication number
CN207922215U
CN207922215U CN201721297525.1U CN201721297525U CN207922215U CN 207922215 U CN207922215 U CN 207922215U CN 201721297525 U CN201721297525 U CN 201721297525U CN 207922215 U CN207922215 U CN 207922215U
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China
Prior art keywords
air
combustion gas
gas
siphunculus
eddy flow
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CN201721297525.1U
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Chinese (zh)
Inventor
黄俊民
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CHAOZHOU XINKAI CERAMICS Co Ltd
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CHAOZHOU XINKAI CERAMICS Co Ltd
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Abstract

A kind of double mixing flat flame formula burner of gas-air, including horn mouth conduit, air cabinet with air siphunculus and combustion gas siphunculus, lead to the ignitor of eddy flow tray, the outlet of combustion gas siphunculus is provided with outlet manifold head, outlet manifold head is provided with the combustion gas peripheral channel and central gas access of connection combustion gas siphunculus, eddy flow tray is set between the outlet of combustion gas siphunculus and outlet manifold head, spin current back-end disk has several air conducting roads led between outlet manifold head combustion gas peripheral channel and central gas access, combustion gas peripheral channel makes to be connected between central gas access and air conducting road;There is the hole partition board being arranged with spacing with eddy flow tray in horn mouth conduit, the medium pore of hole partition board is opposite with central gas access to be directed toward setting, and hole baffle central hole periphery is evenly arranged with several via holes.High speed sprays combustion gas with directive property and air forms double mixing, lights to form adherent radial plane and the uniform flame of interior flame envelope temperature, fuel efficiency is high, improves energy utilization rate.

Description

A kind of double mixing flat flame formula burner of gas-air
Technical field
The utility model is related to Ceramic manufacturing equipment, and in particular to a kind of double mixing flat flame formula burner of gas-air.
Background technology
The production of ceramics is mainly to pinch embryo, glazing, fires as master operation, and wherein ablating work procedure is mainly burnt in kiln System, wherein burner are the most important heating parts of kiln, and burner makes to be sufficiently mixed between combustion gas and air by pressure air feed, High thermal-flame is sprayed outward, to realize the heating inside kiln.
It is avoided that the flame of ejection is in direct contact with ceramic body using flat flame formula burner, avoidable combustion product is attached to Final finished is set metachromatism occur on ceramics;Separately in ceramic kiln, by covering the reasonable arrangement of flat flame formula burner, formed more The more uniform temperature field of temperature, can effectively avoid in ceramic body sintering procedure, the glaze sensitive to local temperature differential, Yin Wen It spends the local temperature differences of field and part is caused radial fracture phenomenon occur in sintering procedure.
Common, the reasonable arrangement of flat flame formula burner essentially consists in the relative position of flat flame formula burner on rationally arrangement wall And density, avoid its flame envelope temperature damping that temperature field is caused locally to reduce, how to reduce the decaying of flame envelope temperature reduces, to reduce Burner density of setting, and maintain temperature field constant, and efficiency of combustion is improved on this basis to control fuel availability, to improve One of the key element of ceramic kiln energy utilization rate.
Invention content
The purpose of this utility model is to provide a kind of double mixing flat flame formula burner of gas-air, high speed, which sprays to have, to be referred to The combustion gas of tropism and air form double mixing, light to form adherent radial plane and the uniform flame of interior flame envelope temperature, combustion It burns efficient, improves the utilization rate of the energy.
To achieve the above object, the utility model is implemented using following technological means:
A kind of double mixing flat flame formula burner of gas-air, including horn mouth conduit, carry air siphunculus and combustion gas siphunculus Air cabinet, lead to the ignitor of eddy flow tray, the outlet of combustion gas siphunculus is provided with outlet manifold head, the setting of outlet manifold head There are the combustion gas peripheral channel and central gas access of connection combustion gas siphunculus, eddy flow tray to be set to the outlet of combustion gas siphunculus and outlet manifold Between head, spin current back-end disk has several air led between outlet manifold head combustion gas peripheral channel and central gas access Honeycomb duct, the combustion gas peripheral channel make to be connected between central gas access and air conducting road;The horn mouth is led There is the hole partition board being arranged with spacing with eddy flow tray in pipe, the medium pore of hole partition board is opposite with central gas access to be directed toward setting, hole Baffle central hole periphery is evenly arranged with several via holes.
In above-mentioned technical proposal, the air conducting road extends to eddy flow back-end disk from combustion gas siphunculus outer wall.
It in above-mentioned technical proposal, is provided on the medium pore towards outlet manifold head, is in the guiding bulge loop of straight tube-like.
Further, the via hole is identical as the number of combustion gas peripheral channel, and via hole and combustion gas peripheral channel It is opposite to be directed toward setting.
Further, the spacing between the eddy flow tray and hole partition board is 1-1.5 times of central gas path-length, Along 0.8-1.5 times spacing between the straight-tube portion inner wall of horn mouth conduit for eddy flow tray width of blade on the outside of eddy flow tray.
Further, hole partition board is set to the flaring front end of horn mouth conduit.
In above-mentioned technical proposal, each air conducting road is arranged in parallel with combustion gas siphunculus, and the number in air conducting road and combustion The number of gas peripheral channel is equal and is set to the outside of combustion gas peripheral channel.
As a kind of effective set-up mode, the approach section of the air siphunculus and the approach section of combustion gas siphunculus lead to gas Body mixes the both ends of the partition panel of enclosure interior, and the approach section of the combustion gas siphunculus enters combustion gas siphunculus from partition panel back segment; The air cabinet that the approach section of the air siphunculus is directly communicated to be in the form of a column from the front end of partition panel.
Further, the approach section of the approach section of the air siphunculus, combustion gas siphunculus is with logical perpendicular to generatrix direction To columnar air cabinet;The combustion gas siphunculus is located at cylindrical air shell center and to be parallel to generatrix direction setting.
Further, the eddy flow tray, outlet manifold head geometric center be located at be set to cylindrical air shell On center line.
The utility model at least has following usefulness:
1. by the way that outlet shunt head is arranged in combustion gas siphunculus outlet end, and outlet manifold in the same direction is arranged with eddy flow back-end disk Air conducting road in head, the combustion gas in combustion gas peripheral channel can complete mixed once with the gas in air conducting road, and with The gas of eddy flow through eddy flow tray is mixed, and is formed and one is mixed and burned gas again, for sprayed through central gas access with Another heavy mixed firinor fuel burning gas of eddy flow tray carries out mixing and supplies, after the igniting of ignitor, along hole baffle central hole and auxiliary The flame that hole sprays, improves the peripheral temperature of adherent radial plane flame, when setting via hole is opposite with combustion gas peripheral channel When being directed toward setting, the directive property that flame is radiated to periphery can be further enhanced;
Be in the guiding bulge loop of straight tube-like 2. being provided on medium pore towards outlet manifold head, make guiding bulge loop, hole every Endless totally enclosed enclosing structure is formed between plate, outlet manifold head, the air of high speed ejection, combustion gas can be hindered in the section Every and improve fuel efficiency;
3. the columnar air cabinet of setting, and the geometric center and cylindrical air of eddy flow tray, outlet manifold head are rationally set The relative position of shell can allow the mobile phase of gas, combustion gas more unobstructed to other structures.
Description of the drawings
Fig. 1 is the diagrammatic cross-section of the utility model.
Specific implementation mode
In order to make the purpose of this utility model, technical solution and advantage be more easily understood, with reference to embodiments, to this Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining that this practicality is new Type is not used to limit the utility model.
Embodiment
As shown in Figure 1, a kind of double mixing flat flame formula burner of gas-air, including horn mouth conduit 8, carry air siphunculus 12 and combustion gas siphunculus 22 columnar air cabinet 1, combustion gas siphunculus 22 is located at the center of cylindrical air shell 1 and to be parallel to busbar Direction is arranged;The approach section 11 of air siphunculus and the approach section 21 of combustion gas siphunculus lead to the partition panel 9 of gas mixing enclosure interior Both ends, the approach section 21 of the combustion gas siphunculus enters combustion gas siphunculus 22 from 9 back segment of partition panel;The air siphunculus into Enter section 11 and is directly communicated to the air cabinet being in the form of a column 1 from the front end of partition panel 9;The approach section 11 of the air siphunculus, combustion gas The approach section 21 of siphunculus perpendicular to generatrix direction to lead to columnar air cabinet 1;The horn mouth conduit that air cabinet 1 exports In 8, it is provided with the hole partition board 3 being arranged with spacing with eddy flow tray 6, and hole partition board 3 is set to the flaring front end of horn mouth conduit 8;
Ignitor 7 leads to eddy flow tray 6 from 1 rear end of air cabinet, and eddy flow tray 6 is set to outside combustion gas siphunculus 22 and positioned at combustion Gas siphunculus 22 exports periphery, and outlet manifold head 4 is set to 22 exit of combustion gas siphunculus, and outlet manifold head 4 is provided with connection combustion gas The combustion gas peripheral channel 42 and central gas access 41 of siphunculus 22, i.e., it is specific as shown in Figure 1, eddy flow tray 6 is set to combustion gas siphunculus 22 outlet outlet manifold head 4 between, eddy flow tray 6, outlet manifold head 4 geometric center be located at be set to cylindrical air shell 1 Center line on.
6 rear end of spin flow table has 8 to lead between 4 combustion gas peripheral channel 42 of outlet manifold head and central gas access 41 Air conducting road 5, each air conducting road 5 may be contained within the outside of combustion gas peripheral channel 42 and parallel with combustion gas siphunculus 22 set It sets, 6 rear end of eddy flow tray, and the number of the combustion gas peripheral channel 42 of outlet manifold head 4 and sky is extended to from 22 outer wall of combustion gas siphunculus The number of conductance runner 5 with it is equal, be 8;The combustion gas peripheral channel 42 makes central gas access 41 and air conducting It is connected between road 5;When gas is entered from air siphunculus 12 in air cabinet 1, revolved through eddy flow tray 6 along cylindrical air shell 1 Stream drives, and partly enters in outlet manifold head 4 through air conducting road 5;Combustion gas enters from gas pipeline, and through outlet manifold head 4 Transmission outward makes gas from outlet manifold head 4 to outside central gas access 41 and combustion gas since combustion gas forced air supply in front end acts on The ejection of 42 directive property of access is enclosed, in the process, partial air exists through the combustion gas in air conducting road 5 and combustion gas peripheral channel 42 Mixed once is completed in outlet manifold head 4, then sprays mixed gas from combustion gas peripheral channel 42 and the outlet of air conducting road 5, The mixed gas wherein sprayed through combustion gas peripheral channel 42 is mixed with the rotational flow air through eddy flow tray 6, and it is secondary to complete air fuel gas Low concentration mixes;The completion air fuel gas two for spraying mixed gas and being sprayed with central gas access 41 is exported through air conducting road 5 Secondary high concentration mixing, under the firing action of ignitor 7, the secondary mixed gas of low concentration is acted in front end forced air supply Under, the via hole 32 of through hole partition board 3, and diffusion flame is diffuseed to form outward along horn mouth conduit 8, play the role of temperature and supply, The secondary mixed gas of high concentration under the blocking of hole partition board 3, release outward by most of medium pore 31 through hole partition board 3, few portion Lease making hole partition board 3 stops and diffuses to form diffusion flame outward along horn mouth conduit 8 along via hole 32, is lighted by two re-diffusions, Make the combustion efficiency of the periphery flame of radial adherent flame with center portion flame temperature more closely, formation temperature is relatively stable Temperature field;
To further increase gas mixing effect, it is provided on medium pore 31 towards outlet manifold head 4, in leading for straight tube-like To bulge loop 33.In the guiding bulge loop 33 of straight tube-like, make to be formed between guiding bulge loop 33, hole partition board 3, outlet manifold head 4 incomplete Closed enclosing structure, the air of high speed ejection, combustion gas can be blocked in the section, kept combustion efficiency more abundant, improved Fuel efficiency;
Effect is sprayed to improve 42 directive property of combustion gas peripheral channel, in the present embodiment, via hole 32 is logical with combustion gas periphery The number on road 42 is 8, and opposite be directed toward is arranged via hole 32 with combustion gas peripheral channel 42.
Be improve air by effect and air fuel gas mixed effect, between the eddy flow tray 6 and hole partition board 3 Spacing is 1-1.5 times of 41 length of central gas access, the straight-tube portion inner wall of 6 outside edge of eddy flow tray and horn mouth conduit 8 it Between spacing be 0.8-1.5 times of 6 width of blade of eddy flow tray, under being arranged herein, front end forced air supply can stablize ejection and fully fire It burns, there is more excellent castering action for the stability of the radial adherent flame eventually formed, the temperature field of formation is more It is balanced.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not It is confined to this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in Change or replacement, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should It is subject to the protection scope in claims.

Claims (10)

1. a kind of double mixing flat flame formula burner of gas-air, including horn mouth conduit, with air siphunculus and combustion gas siphunculus Air cabinet, the ignitor for leading to eddy flow tray, which is characterized in that the outlet of combustion gas siphunculus is provided with outlet manifold head, outlet point Stream head be provided with connection combustion gas siphunculus combustion gas peripheral channel and central gas access, eddy flow tray be set to combustion gas siphunculus outlet with Between outlet manifold head, spin current back-end disk have it is several lead to outlet manifold head combustion gas peripheral channel and central gas access it Between air conducting road, the combustion gas peripheral channel makes to be connected between central gas access and air conducting road;Described There is the hole partition board being arranged with spacing with eddy flow tray in horn mouth conduit, the medium pore of hole partition board is opposite with central gas access to be directed toward Setting, hole baffle central hole periphery is evenly arranged with several via holes.
2. a kind of double mixing flat flame formula burner of gas-air as described in claim 1, which is characterized in that the air is led Runner extends to eddy flow back-end disk from combustion gas siphunculus outer wall.
3. a kind of double mixing flat flame formula burner of gas-air as described in claim 1, which is characterized in that the medium pore On be provided with towards outlet manifold head, be in the guiding bulge loop of straight tube-like.
4. a kind of double mixing flat flame formula burner of gas-air as described in claim 1, which is characterized in that the via hole It is identical as the number of combustion gas peripheral channel, and via hole is opposite with combustion gas peripheral channel is directed toward setting.
5. a kind of double mixing flat flame formula burner of gas-air as claimed in claim 4, which is characterized in that the eddy flow tray Spacing between the partition board of hole is 1-1.5 times of central gas path-length, the straight tube on eddy flow tray outside edge and horn mouth conduit Spacing is 0.8-1.5 times of eddy flow tray width of blade between internal partial wall.
6. a kind of double mixing flat flame formula burner of gas-air as claimed in claim 5, which is characterized in that hole partition board is set to The flaring front end of horn mouth conduit.
7. a kind of double mixing flat flame formula burner of gas-air as described in claim 1, which is characterized in that each air conducting road It is arranged in parallel with combustion gas siphunculus, and the number in air conducting road is equal with the number of combustion gas peripheral channel and is set to combustion gas periphery The outside of access.
8. the double mixing flat flame formula burner of a kind of gas-air as described in claim 1-7 any one, which is characterized in that The approach section of the air siphunculus and the approach section of combustion gas siphunculus lead to the both ends of the partition panel of gas mixing enclosure interior, institute The approach section for the combustion gas siphunculus stated enters combustion gas siphunculus from partition panel back segment;The approach section of the air siphunculus is from partition panel Front end is directly communicated to the air cabinet being in the form of a column.
9. a kind of double mixing flat flame formula burner of gas-air as claimed in claim 8, which is characterized in that the air is logical The approach section of pipe, the approach section of combustion gas siphunculus perpendicular to generatrix direction to lead to columnar air cabinet;The combustion gas is logical Pipe is located at cylindrical air shell center and to be parallel to generatrix direction setting.
10. a kind of double mixing flat flame formula burner of gas-air as claimed in claim 9, which is characterized in that the eddy flow Disk, outlet manifold head geometric center be located at be set on the center line of cylindrical air shell.
CN201721297525.1U 2017-10-09 2017-10-09 A kind of double mixing flat flame formula burner of gas-air Active CN207922215U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721297525.1U CN207922215U (en) 2017-10-09 2017-10-09 A kind of double mixing flat flame formula burner of gas-air

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721297525.1U CN207922215U (en) 2017-10-09 2017-10-09 A kind of double mixing flat flame formula burner of gas-air

Publications (1)

Publication Number Publication Date
CN207922215U true CN207922215U (en) 2018-09-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112856421A (en) * 2021-01-11 2021-05-28 宁波方太厨具有限公司 Torch inner flame structure and torch comprising same
CN114315127A (en) * 2022-02-25 2022-04-12 南京航空航天大学 Flame guide protective sleeve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112856421A (en) * 2021-01-11 2021-05-28 宁波方太厨具有限公司 Torch inner flame structure and torch comprising same
CN114315127A (en) * 2022-02-25 2022-04-12 南京航空航天大学 Flame guide protective sleeve

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